Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina).
In this paper we examine the leaf-blade anatomy of: Commelina erecta L. var. erecta f. erecta, Tradescantia fluminensis Vell., Tripogandra diuretica (Mart.) Handlos, and T. glandulosa (Seub.) Rohweder. These species grow in the coastal region of the Río de la Plata (Argentina) where they are used as...
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Sociedad Argentina de Botánica
2016
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I10-R325-article-153872020-03-09T19:07:47Z Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). Importancia de la anatomía foliar en la caracterización de Commelinaceae medicinales en la región rioplatense (Argentina). Novoa, María C. Arambarri, Ana M. Anatomía Commelina hoja planta medicinal Tradescantia Tripogandra Anatomy Commelina leaf-blade medicinal plant Tradescantia Tripogandra In this paper we examine the leaf-blade anatomy of: Commelina erecta L. var. erecta f. erecta, Tradescantia fluminensis Vell., Tripogandra diuretica (Mart.) Handlos, and T. glandulosa (Seub.) Rohweder. These species grow in the coastal region of the Río de la Plata (Argentina) where they are used as ophthalmic, diuretic, antirheumatic, sudorific, and digestive. The aim of this study was to establish diagnostic features in order to deepen knowledge of these medicinal species and thus, get a valuable tool to establish their botanical identity. The leaves were prepared according to usual methods for light and scanning electron microscopes. Histochemical techniques to identify starch, lipophilic substances, mucilage, tannins, and oxalate salts were performed. The ions analysis of oxalate salts using a scanning electron microscope equipped with an energy dispersive spectrometer was performed. The main differential traits found were: stomata hexaperiginous in C. erecta var. erecta f. erecta, and tetraperigenous in T. fluminensis and Tripogandra species; leaf blade margins with parenchyma in C. erecta var. erecta f. erecta and T. fluminensis, and with fibers in Tripogandra species; presence of druses in palisade parenchyma of the blade in T. fluminensis, and the hairy index. Importancia de la anatomía foliar en la caracterización de Commelinaceae medicinales en la región rioplatense (Argentina). En este trabajo se analiza la anatomía de la lámina foliar de: Commelina erecta L. var. erecta f. erecta, Tradescantia fluminensis Vell., Tripogandra diuretica (Mart.) Handlos y T. glandulosa (Seub.) Rohweder. Estas especies americanas, crecen en la región costanera del Río de la Plata (Argentina), donde son usadas como oftálmicas, diuréticas, antirreumáticas, sudoríficas y digestivas. El objetivo del estudio fue evaluar parámetros micrográficos foliares que permitan establecer caracteres diagnósticos con el fin de profundizar en el conocimiento de estas especies medicinales y obtener una herramienta para asegurar su identidad botánica. Las hojas fueron preparadas mediante técnicas usuales para microscopía óptica y microscopía electrónica de barrido. Mediante análisis histoquímicos se identificaron almidón, sustancias lipofílicas, mucílagos, taninos y sales de oxalato. Se realizó un análisis de los iones de las sales de oxalato con el uso de un microscopio electrónico de barrido, equipado con un espectrómetro de dispersión de energía. Las principales diferencias encontradas entre las especies fueron: estomas hexaperíginos en C. erecta var. erecta f. erecta y tetraperíginos en T. fluminensis y las especies de Tripogandra; margen de la lámina foliar con parénquima en C. erecta var. erecta f. erecta y T. fluminensis y con fibras en las especies de Tripogandra; drusas en el parénquima en empalizada de la lámina en T. fluminensis y el índice piloso. Sociedad Argentina de Botánica 2016-10-12 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Artículo original application/pdf https://revistas.unc.edu.ar/index.php/BSAB/article/view/15387 10.31055/1851.2372.v51.n3.15387 Boletín de la Sociedad Argentina de Botánica (Journal of the Argentine Botanical Society; Vol. 51 No. 3 (2016): September; 419-427 Boletín de la Sociedad Argentina de Botánica; Vol. 51 Núm. 3 (2016): Setiembre; 419-427 Boletín de la Sociedad Argentina de Botánica; v. 51 n. 3 (2016): Setiembre; 419-427 1851-2372 0373-580X 10.31055/1851.2372.v51.n3 eng https://revistas.unc.edu.ar/index.php/BSAB/article/view/15387/15264 Derechos de autor 2016 Boletín de la Sociedad Argentina de Botánica |
institution |
Universidad Nacional de Córdoba |
institution_str |
I-10 |
repository_str |
R-325 |
container_title_str |
Boletín de la Sociedad Argentina de Botánica |
language |
Inglés |
format |
Artículo revista |
topic |
Anatomía Commelina hoja planta medicinal Tradescantia Tripogandra Anatomy Commelina leaf-blade medicinal plant Tradescantia Tripogandra |
spellingShingle |
Anatomía Commelina hoja planta medicinal Tradescantia Tripogandra Anatomy Commelina leaf-blade medicinal plant Tradescantia Tripogandra Novoa, María C. Arambarri, Ana M. Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
topic_facet |
Anatomía Commelina hoja planta medicinal Tradescantia Tripogandra Anatomy Commelina leaf-blade medicinal plant Tradescantia Tripogandra |
author |
Novoa, María C. Arambarri, Ana M. |
author_facet |
Novoa, María C. Arambarri, Ana M. |
author_sort |
Novoa, María C. |
title |
Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
title_short |
Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
title_full |
Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
title_fullStr |
Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
title_full_unstemmed |
Importance of anatomical leafblade features for the characterization of medicinal Commelinaceae in the Rio de la Plata area (Argentina). |
title_sort |
importance of anatomical leafblade features for the characterization of medicinal commelinaceae in the rio de la plata area (argentina). |
description |
In this paper we examine the leaf-blade anatomy of: Commelina erecta L. var. erecta f. erecta, Tradescantia fluminensis Vell., Tripogandra diuretica (Mart.) Handlos, and T. glandulosa (Seub.) Rohweder. These species grow in the coastal region of the Río de la Plata (Argentina) where they are used as ophthalmic, diuretic, antirheumatic, sudorific, and digestive. The aim of this study was to establish diagnostic features in order to deepen knowledge of these medicinal species and thus, get a valuable tool to establish their botanical identity. The leaves were prepared according to usual methods for light and scanning electron microscopes. Histochemical techniques to identify starch, lipophilic substances, mucilage, tannins, and oxalate salts were performed. The ions analysis of oxalate salts using a scanning electron microscope equipped with an energy dispersive spectrometer was performed. The main differential traits found were: stomata hexaperiginous in C. erecta var. erecta f. erecta, and tetraperigenous in T. fluminensis and Tripogandra species; leaf blade margins with parenchyma in C. erecta var. erecta f. erecta and T. fluminensis, and with fibers in Tripogandra species; presence of druses in palisade parenchyma of the blade in T. fluminensis, and the hairy index. |
publisher |
Sociedad Argentina de Botánica |
publishDate |
2016 |
url |
https://revistas.unc.edu.ar/index.php/BSAB/article/view/15387 |
work_keys_str_mv |
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first_indexed |
2024-09-03T22:48:39Z |
last_indexed |
2024-09-03T22:48:39Z |
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